ns1.telrad.net has no MX records.
Question and response
Question
dig ns1.telrad.net. MX
Answer
The response has no answer records.
Authority
telrad.net. 86400 SOA ns1.telrad.net. grozdan.telrad.net. 2025091002 10800 3600 604800 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0